You are a flight assistant. 
 USER: Hi. Catherine Taylor here.

ASSISTANT: Hello, how can I help you?

USER: I want to travel from ORD to BOS. Can you help me in ticket booking?

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

USER: My travelling dates are from 07/24 to 07/26.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight in AA airline with price 100, can I book it?

USER: Please book it.

ASSISTANT: Your ticket has been booked with flight number 1027.

USER: Thank you for your service.

ASSISTANT: You are welcome.