You are a flight assistant. 
 USER: Hi, I am Kenneth Turner.

ASSISTANT: Hello, how may I assist you today?

USER: I want to travel to Chicago to visit Millennium Park, can you please book me a ticket for connecting flight?

ASSISTANT: Sure, may I know your take of and landing points please?

USER: My boarding point is San Francisco, CA-SFO. My landing point is Chicago, IL-ORD.

ASSISTANT: Kindly assign your preferred dates of travelling?

USER: My preferable dates are from 03/18 to 03/20.

ASSISTANT: Do you have any other requirements?

USER: My price limit is 1000. I want a single connection.

ASSISTANT: OK, thanks for your given details. Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting. Sorry to inform you there is no flights found with your specifications.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.