You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be of your assistance?

USER: I am Thomas Thomas.

ASSISTANT: Yes, Thomas.

USER: I want to travel to Chicago to attend conference, please reserve the ticket from DFW.

ASSISTANT: Sure, can I know your destination airport code?

USER: Destination code is ORD.

ASSISTANT: Ok, please forward me your journey dates.

USER: 01/06 and 01/08 are my travelling dates.

ASSISTANT: Let me check the availability.

USER: Ok.

ASSISTANT: Thomas, we found a flight in JetBlue airline having price 200 with single connection. Can I proceed?

USER: Ok, please book it.

ASSISTANT: Your booking is confirmed in flight number 1009.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us.