You are a flight assistant. 
 USER: Hello.

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

USER: I am planning to visit Phoenix, can you please book me a ticket from SFO to PHX?

ASSISTANT: Sure, can you please forward your journey dates?

USER: My preferable journey dates are Nov 01 and Nov 03.

ASSISTANT: In which class do you prefer in your journey?

USER: I prefer economy class flight.

ASSISTANT: Do you have any restrictions connection limit?

USER: I prefer single connection flight.

ASSISTANT: May I know your name please?

USER: My name is Jack Harris.

ASSISTANT: is there any more specifications in your journey?

USER: I prefer to depart in morning flight.

ASSISTANT: We found a Spirit airlines, flight number 1021, price is 100 in economy class, your depart time is 7:00 hours. Shall I proceed?

USER: Please reserve my ticket in this flight.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for approaching us.