You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Patrica Davis. I want to book a ticket from BOS to PHL to meet my uncle, can you help me in booking?

ASSISTANT: Sure, may I know your journey dates?

USER: I am departing on 08/29 and return on 08/31. Make sure the connection limit 0.

ASSISTANT: Sorry, there is no direct flight on your requested dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.