You are a flight assistant. 
 USER: Hi. Linda Jones here.

ASSISTANT: Hello, how may I assist you?

USER: Reserve a flight ticket for me from IAD to LGA.

ASSISTANT: Sure, what dates would you like me to book this ticket?

USER: My travelling dates are from 08/20 to 08/22.

ASSISTANT: Ok, there is a flight 1005 in UA airline matching your details with price 100. Shall I proceed?

USER: Yes, you can proceed for the booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome. Have a safe flight.