You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Larry Wright. I want to book a flight ticket from Chicago to San Francisco.

ASSISTANT: Sure, can you please provide your travel dates?

USER: Sure, my departure on 11/24 and return date on 11/26.

ASSISTANT: Can you please assign your landing and boarding points?

USER: My source from IL - ORD and destination to CA - SFO.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection in between my journey.

ASSISTANT: Give me a minute, I will check the availability of flights.

USER: Ok.

ASSISTANT: Sorry, no airlines providing the service on this route.

USER: Not an issue.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your service.

ASSISTANT: Thank you, have a good day.