You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: I want to book a flight ticket from LAS to attend a client meeting in SFO, can you help me in booking?

ASSISTANT: Sure, please forward your preferred journey dates.

USER: I need to depart on July 2nd and my return date will be on July 4th.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Brain Mitchell.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, please be on hold.

USER: Sure, I need to depart in the afternoon.

ASSISTANT: We found a Frontier airlines, flight number 1008, price is 200 in economy class, your depart time is 16:00 PM. Shall I proceed?

USER: That's fine, you can book the ticket.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for choosing us.