You are a flight assistant. 
 USER: Hello!.

ASSISTANT: Hello. How may I assist you?

USER: MY name is Paul Collins, can you please assist me to book a ticket for me/.

ASSISTANT: Sure. Can I know your source and destination airports?

USER: My journey codes are from IL-ORD to CA-LAX.

ASSISTANT: By the way can I know your preferable dates?

USER: MY journey dates 09/20 and 09/22.

ASSISTANT: Do you have any other requirements?

USER: My connection limit should be 1 and price should not exceed 5000.

ASSISTANT: Hold on I will let you know your details about flight. Paul I found a flight for you. Flight 1014 with 1 connection, costs 300 in Delta airline.

USER: OK,I am happy to travel in this flight you may book a ticket for me in this flight.

ASSISTANT: Your ticket is confirmed.

USER: Ok,thank you.

ASSISTANT: Have a safe journey.