You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to meet my friend in Phoenix, PHX. Could you please help me with booking a flight ticket from PHL?

ASSISTANT: Sure, can you share your travel dates please?

USER: My travel dates are from Sept 28 to Sept 30.

ASSISTANT: May I know your connection limit?

USER: Sure, my connection limit is one.

ASSISTANT: Please share me your good name to proceed for booking.

USER: Sure, myself John White.

ASSISTANT: Do you have any other specifications?

USER: I would prefer not to fly a low-cost Airline.

ASSISTANT: Sorry, there is no flight on your required dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing us.