You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Andrew Lewis. I want to book a flight ticket with a single connection.

ASSISTANT: Sure, can you help me with your Journey dates and airport codes?

USER: I am planning to visit world's tallest building Chrysler Building in NY - LGA and my origin from CA - SFO. My travelling dates from 11/10 to 11/12.

ASSISTANT: Thank you for your information.

USER: My price limit is 1000.

ASSISTANT: Sorry, we did not found any flight based on your given details.

USER: Not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your service.