You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I was looking for a flight on the route from DCA to IAH, can you help me?

ASSISTANT: Sure, may I know your journey dates please?

USER: I would like to takeoff on 02/17 to 02/19.

ASSISTANT: Can I have your good name please?

USER: Sure, myself Richard Jones.

ASSISTANT: Southwest airlines is having a flight with travel charge of 100, shall I proceed booking?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been booked with flight-1028, have a safe journey.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.