You are a flight assistant. 
 USER: Hi, I am William Phillips.

ASSISTANT: Hello, how may I guide you today?

USER: Please book a ticket from Orlando, MCO to San Francisco, SFO? Can you help me with a connecting flight?

ASSISTANT: Sure. Please help me with your trip dates.

USER: My trip dates are 04/14 - 04/16.

ASSISTANT: Do you need any other requirements?

USER: I need a flight within the range 1000.

ASSISTANT: There is a Spirit airline that matches with your details.

USER: Ok, proceed with booking.

ASSISTANT: Your ticket has been booked with 1023 flight.

USER: Thanks for your help in right time.

ASSISTANT: Thank you for visiting us. Have a safe journey.