You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello, how may I oblige you today?

USER: I am Nancy Mitchell here, I want to reserve my ticket from DEN to MCO, can you please help me?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: Ok, my willing to travel dates are from Sep, 27 to Sep, 29.

ASSISTANT: Do you require any specifications in your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: There is a connected flight in Southwest airlines with the fare 100.

USER: Ok, you can book it.

ASSISTANT: Please proceed. Your booking is done.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for visiting us.