You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to meet my uncle in OAK, can you please help me in booking a flight ticket from IAD?

ASSISTANT: Sure, please provide your trip dates.

USER: I would like to fly on Mar 20 and return on Mar 22.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I need a single connection.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

ASSISTANT: May I know your name?

USER: Myself Kevin Lopez.

ASSISTANT: Southwest airlines with flight 1001 is providing a connecting flight and ticket costs you 100 in economy class.

USER: You can proceed to booking.

ASSISTANT: Your ticket is confirmed Kevin Lopez. Flight departs at 17:00 hours and arrives at 0:00 hours.

USER: Thank you.

ASSISTANT: Thank you for reaching us.