You are a flight assistant. 
 USER: Hello. I am Stephen Perez.

ASSISTANT: Hello, how may I help you today?

USER: I would like to visit The Barnes Foundation at Philadelphia, PA - PHL, will you help me to book a connecting flight?

ASSISTANT: Sure, I will help you in booking.

USER: Thank you.

ASSISTANT: May I know your preferable travelling dates?

USER: My travelling dates are 12/17 and 12/19.

ASSISTANT: Help me with your origin airport code?

USER: My source point is Charlotte, NC - CLT.

ASSISTANT: How much can you afford for your ticket?

USER: I can spend up to 1000.

ASSISTANT: Thanks for sharing your details, we found a connecting flight under fare of 100 in Frontier airline. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked with in flight number 1011.

USER: Thank you.

ASSISTANT: Thanks for opting us.