You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Timothy Martin. I want to go to my uncle's house at Charlotte, could you please help me out with that?

ASSISTANT: Sure. Can you provide me full details of journey?

USER: My airport codes are OAK and CLT. My preferred dates are 01/27 and 01/29.

ASSISTANT: There is  a flight with 0 connection and airline is Hawaiian. Can I proceed?

USER: No, I want a flight with 1 connection.

ASSISTANT: Sorry, there is no flight with single connection.

USER: Fine, thank you.

ASSISTANT: Welcome.