You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a ticket from DTW to DCA, can you help me?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travel dates are 10/27 and 10/29.

ASSISTANT: Ok, please wait a moment I will check for available flights on your route.

USER: Sure.

ASSISTANT: Ok, there is a flight 1021 in Delta airline matching your details with price 100. Shall I proceed?

USER: Book the ticket in the name of Rachel Carter.

ASSISTANT: Ok, your booking is done.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice journey.