You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me in booking a flight ticket from PHL to PHX?

ASSISTANT: Sure, may I know your travel dates to book your ticket?

USER: Sure, my travel dates are from Sept 12 to Sept 14.

ASSISTANT: On which name do you like to reserve?

USER: Please book a flight under the name Sandra Parker.

ASSISTANT: Do you like to connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any specification?

USER: I prefer economy class for my journey.

ASSISTANT: We found a flight on your details with Frontier Airlines, flight number: 1009. Shall I book this ticket?

USER: Ok, please book.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you.