You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Justin EVans. I would like to book a flight ticket on Nov 30 to attend a sports event. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, Please provide me with your trip details.

USER: My airport codes are ORD to IAH.

ASSISTANT: Please provide me with trip dates.

USER: I intend to return on Dec 2.

ASSISTANT: JetBlue  with flight 1001 is providing service on your route.

USER: Yes, please proceed.

ASSISTANT: Your ticket has booked in economy class with cost of 100.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.