You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I would like to meet my cousin at Denver, please help me in booking a ticket from LAS to DEN.

ASSISTANT: Sure, please share me your trip dates.

USER: My planned travel dates are on July 13 and July 15.

ASSISTANT: May I know your class preference?

USER: Any class is comfortable for me.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: I would like to depart in the afternoon.

ASSISTANT: Is there any connection flight for you?

USER: I need a connecting flight.

ASSISTANT: For booking we need your good name, please provide it.

USER: My name is Joseph Taylor.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: We found a Hawaiian airline and 1009 is flight number with a fare of 200. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.