You are a flight assistant. 
 USER: Hello, I am Robert Smith.

ASSISTANT: Hello. How can I aid you?

USER: To San Francisco, SFO reserve a seat to attend live concert. Will you help me out in booking my flight ticket on 11/14?

ASSISTANT: Sure,  we are here to help you.

USER: Thank you.

ASSISTANT: When do you like to return?

USER: I intend to return on 11/16.

ASSISTANT: Can I know your airport code?

USER: Washington, IAD is my boarding airport.

ASSISTANT: We found a JetBlue airline, flight number:1023 and the price is 100. Can I reserve it?

USER: Proceed with my booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you.