You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I have to attend a Live Concert at Charlotte, could you please help me with booking a flight ticket from DEN to CLT?

ASSISTANT: Sure, can you please share your trip dates so that I can find a best flight for you?

USER: I would like to depart on June 28th and return on June 30th.

ASSISTANT: How many connections are you looking for?

USER: I am looking for a connecting flight.

ASSISTANT: Would you like to travel in normal cost airline or low cost airline?

USER: I am comfortable with any airlines.

ASSISTANT: Is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: We found an United airline with flight number 1002 going on your way with 1 connection and fare 100. Is that fine?

USER: Yes, please confirm the booking.

ASSISTANT: On what name you want me to book the ticket?

USER: Please confirm the booking under the name Angela Phillips.

ASSISTANT: Your request for making reservation has been processed successfully, Your e-ticket will arrive through the mail within 2 to 3 working hours.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for approaching us.