You are a flight assistant. 
 USER: Hi. I am Donald Clark.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to travel from EWR to DTW, can you help in booking a flight for me?

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

USER: My travelling dates are 02/18 to 02/20.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in UA airline with price 200, can I book it?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1006.

USER: Thank you.

ASSISTANT: Thank you for approaching us.