You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Raymond Wilson. Can you please help me in booking my flight ticket from BOS to SFO?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: My travelling dates are Sept 18 and 20.

ASSISTANT: Do you need any halt in between your journey?

USER: I need connecting flight.

ASSISTANT: Ok, wait for some time.

USER: Ok, sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, fine thank you for checking.

ASSISTANT: Thanks for approaching us.