You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Evening.

USER: My name is Barbara Garcia.

ASSISTANT: What kind of help are you expecting from my side?

USER: I would like to visit New York LGA from San Francisco SFO.

ASSISTANT: Ok Barbara, please let me know on which dates you are planning to travel?

USER: My preferable dates are from 11/08 to 11/10.

ASSISTANT: Ok Barbara, please hold on for a moment and I will get back to you.

USER: Sure.

ASSISTANT: Sorry, I could not find any flight available on dates from 11/08 to 11/10.

USER: That's fine.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your time.