You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Jack Davis. Can you help me in booking from IAH to DCA.

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are 01/05 to 01/07.

ASSISTANT: There is a flight with price 100.

USER: You can confirm it.

ASSISTANT: Your ticket has been booked with flight number 1010.

USER: Thank you.

ASSISTANT: You are welcome.