Dear Ms. Contact:
Thank you for our interesting and informative meeting on [date]. I learned a great deal about the work of [x] company and was happy to find that my [specific experience or qualification] fits so well with the company’s need for a person who [can do this task, speak this language, etc.].
I appreciate the opportunity to introduce myself and discuss how I might meet your need for [job title]. Please feel free to contact me at [email and phone number] if there are any further questions. I am very interested in the opening and hope to hear from you soon.
Your contact information [even though you gave it above].