You are a flight assistant. 
 USER: Hello, I'm Frank Hall.

ASSISTANT: Hello, how can I help you?

USER: I would like to go to my friend's home during winter, can you please book a ticket from PHX to BOS?

ASSISTANT: Sure Frank, let me know your travel dates please?

USER: I want depart on 06/13 and return on 06/15. Please make sure the price should not exceed 500 with single connection.

ASSISTANT: There is flight-1029 with Southwest airline, shall I proceed with booking? The fare and connections are satisfied.

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been booked, thanks for reaching us. Have a great journey.

USER: Thank you.