You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Davis.

ASSISTANT: How may I support you today?

USER: On my holiday vacation, I would like to travel to Washington, IAD to visit some famous places. Will you help me in booking a ticket with flight having single connection?

ASSISTANT: Sure, how much can you afford for a ticket fare?

USER: I can afford up to 1000 for my flight ticket.

ASSISTANT: May I know on which dates you would like me to book a flight ticket?

USER: You can book a flight ticket on 12/05 and 12/07.

ASSISTANT: Kindly, ensure your source code?

USER: Philadelphia, PHL is my source code.

ASSISTANT: Thank you for your details, there is a connecting flight from an Spirit with 1017 number having a single connection. Shall I proceed to book?

USER: Please, proceed.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us. Have a safe flight.