You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to travel from LAS to DFW for my project meeting, can you please help me to book my flight ticket?

ASSISTANT: May I know on what dates would you like to travel?

USER: Thank you. I will depart on July 27th and return back on July 29th.

ASSISTANT: Please let me know if you have any class preference.

USER: I don't have any class preference.

ASSISTANT: Is there any other specifications regarding your journey?

USER: Yes, I am looking for a connecting flight.

ASSISTANT:  May I know your name for the documentation process?

USER: My name is Angela Martinez.

ASSISTANT: There is a connecting flight-1013 in economy class, shall I book it?

USER: Yes, please book the ticket for me.

ASSISTANT: Booking is done on Hawaiian airlines.

USER: Thank you very much.

ASSISTANT: Welcome Angela Martinez.