You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I have to attend a Live Concert at Phoenix, could you please help me with booking a flight ticket from DFW to PHX?

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to depart on May 26th and return on May 28th.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other specification that you are looking for?

USER: I have no other specifications.

ASSISTANT: May I know your name to proceed further?

USER: I am Mark Lee.

ASSISTANT: There is a flight available with price 100 and the connection is 1 with Delta airline. Would you like me to proceed with the booking?

USER: Please confirm the booking.

ASSISTANT: Your booking is confirmed with 1019 flight number and the depart time is 9:00 hours, return time is 12:00 hours.

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

ASSISTANT: Thank you for reaching us.