You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, May I know your travelling dates?

USER: My preferable journey dates are July 28 and July 30.

ASSISTANT: Ok, Do you prefer business class or economy class?

USER: I am ok with any class.

ASSISTANT: Ok, Do you have any other preferences?

USER: I prefer connecting flight for this trip.

ASSISTANT: Thank you for providing details, we found a direct flight in 1012 Spirit Airlines with a fare of 200. Can I proceed?

USER: That's ok for me. Please reserve my ticket in this flight with my name Samantha Lee.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for opting us.