You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I render you?

USER: I am Nancy Perez. Can you please help me in booking my flight ticket from DEN to CLT?

ASSISTANT: Sure, please provide your trip dates.

USER: My trip dates are Mar 30 and Apr 01.

ASSISTANT: Please wait for a while.

USER: Ok, sure.

ASSISTANT: Do you have any specifications?

USER: I need connecting flight.

ASSISTANT: Are you comfortable with a direct flight?

USER: Yes, I am comfortable with direct flight.

ASSISTANT: JetBlue airlines with flight 1002 is available on your route.

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.