You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: I am Christine Gonzalez. I want to book a flight ticket from IAH to CLT, can you please help me to book a flight ticket?

ASSISTANT: Your travelling dates please?

USER: Sure, my trip dates are Mar 24 and Mar 26.

ASSISTANT: Here is a connecting flight with flight number 1010 and fare is 200, providing ticket in economy class. Shall I proceed with booking?

USER: Ok, please book.

ASSISTANT: Your booking is done in American airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.