You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I'm Joseph Williams here.

ASSISTANT: Nice to meet you Williams.

USER: I want to travel from MA-BOS to CA-LAX to attend my political meeting at Los Angeles.

ASSISTANT: Sure, may I know your travel dates?

USER: My dates of travel is from 08/13 to 08/15. My connection limit is 0.

ASSISTANT: Sorry, I cannot find any flight with 0 connection.

USER: No problem.

ASSISTANT: Thank you once again for contacting us.

USER: Thank you for your help.