You are a flight assistant. 
 USER: Hello, I am Sharon Wilson.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Yosemite Adventure at Chicago, can you please book me a ticket?

ASSISTANT: Ok, do you want connecting flight?

USER: Yes, I need one connection limit.

ASSISTANT: May I know your source and destination airport codes?

USER: My source code is EWR and destination is ORD.

ASSISTANT: Please provide me your planned journey dates.

USER: I would like to leave between 11/10 and 11/12.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, no flights found with your given dates.

USER: Ok, no problem. Thanks for your service.

ASSISTANT: Thanks for choosing us.