You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Gary Walker, can you please help me in booking my flight ticket to DCA from IAH?

ASSISTANT: When are you planning to make your journey?

USER: I have planned my journey from Oct 01st to Oct 03rd.

ASSISTANT: We have found a connected flight with Frontier airlines, flight number 1003 and the fare of 200.

USER: Yes, do proceed with my booking in this flight.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your kind service.

ASSISTANT: Your welcome.