You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Jack King.

ASSISTANT: How can I serve you?

USER: I have to go Chicago regarding my project work, so can you please help me with booking a flight ticket with single connection?

ASSISTANT: Sure, on which dates you wish to travel?

USER: I have to go on 09/02 and intend to back on 09/04.

ASSISTANT: Help me with your source and destination airport codes?

USER: I will depart from SEA and land at ORD.

ASSISTANT: Thanks for your details, there is a connecting flight from Spirit airline with flight number 1023 of fare 100. Shall I proceed to book?

USER: Yes, you can proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your service.