You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Will you help me to book a flight ticket from PHL to DEN?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: Mar, 19 and Mar, 21 are my journey dates.

ASSISTANT: Ok, please share your name.

USER: Margaret Turner here.

ASSISTANT: May I know your connection limit?

USER: I would prefer single connection.

ASSISTANT: Do you have any specification?

USER: No, thanks.

ASSISTANT: Here, I found a flight for you with 1 stopover in economy class and it costs you 700. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done with flight 1017 in Spirit airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe flight.