You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know your name?

USER: I am Margaret Thompson. I would like to book a flight ticket to Philadelphia to attend a robotic work shop on 12/05. Can you please check the availability of flights?

ASSISTANT: Ok, may I know your source details?

USER: My origin airport is WA-SEA and my destination airport is PA-PHL.

ASSISTANT: Do you have any specifications?

USER: I need one connection.

ASSISTANT: May I know your return date?

USER: My return date would be on 12/07.

ASSISTANT: Ok, we found an Spirit airline with flight number 1003 and price of 200 available.

USER: Ok, you can book the ticket.

ASSISTANT: Your booking is confirmed.

USER: Thanks for your quick response.

ASSISTANT: Thank you for opting us.