You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Nicole Garcia.

ASSISTANT: How can I assist you today?

USER: I am looking to book a flight ticket from DCA to DTW to meet my friend. Can you please help me for booking?

ASSISTANT: Sure, I can help you with that. May I know your planned departure and return travel dates please?

USER: My travelling dates are 04/15 and 04/17.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Southwest airlines is having a flight on that route with ticket fare of 200, shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: I have successfully booked your ticket with flight-1012, have a safe journey.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.