You are a flight assistant. 
 USER: Hello. Nancy Edwards here.

ASSISTANT: Hello Nancy, how may I help you?

USER: I would like to travel from DEN to MSP. Will you please help me in booking my ticket?

ASSISTANT: Sure, can you help me with travel dates?

USER: Sure, my travelling dates are from 08/26 to 08/28.

ASSISTANT: Sure, give me a moment please.

USER: Sure.

ASSISTANT: There is a flight available with UA airlines, shall I make reservation for you?

USER: Sure, proceed with the booking.

ASSISTANT: Your ticket is confirmed, flight number is 1002.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us, keep booking from us for your future bookings if you are happy with our service.

USER: Most welcome.