You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Harris.

ASSISTANT: How may I guide you?

USER: I am working as a software employee and I have to travel EWR to meet my manager about the new project discussion, can you book a flight from DCA?

ASSISTANT: Sure, please help me with your trip dates.

USER: Sure, my dates are on 05/09 and back on 05/11.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: I found a flight for you in Southwest airlines with price 100. Can I proceed?

USER: Yes, please confirm my flight ticket booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1004.

USER: Thank you for booking my flight ticket with flight 1004.

ASSISTANT: Thank you for choosing us.

USER: Welcome.