You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I provide assistance to you?

USER: I would like to attend a musical event at IAH. So help me in booking a flight ticket.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please let me know your travelling dates.

USER: Sure, my travel dates are Oct 20th and Oct 22nd.

ASSISTANT: Can I have your source airport code?

USER: Sure, my source airport code is ORD.

ASSISTANT: May I have your name please?

USER: Sure, Gary Parker is my name.

ASSISTANT: Please wait a minute, I will revert to you.

USER: OK.

ASSISTANT: There is a connecting flight with JetBlue airline in an economy class. Is it comfortable to you, can I proceed with booking?

USER: Yes, I am comfortable. Please proceed for booking.

ASSISTANT: Ok, booking has been done with flight number 1009.

USER: Thank you for your assistance.

ASSISTANT: Thank you for making us to serve you today.