You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to visit Philadelphia in PHL from SEA. Can you find  a ticket for me?

ASSISTANT: Sure, can you provide your journey dates please?

USER: Sure, my preferable dates are 03/20 to 03/22.

ASSISTANT: May I know your good name for further proceedings?

USER: Yes, I am Sandra Allen. Make sure that the connection limit is 0.

ASSISTANT: Sandra Allen, there is no flight with 0 connection available on your dates. Shall I proceed?

USER: No, thank you for your information.

ASSISTANT: Ok, thank you for reaching us.