You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I was looking for a flight to meet my wife in LGA, Can you find a flight from BOS?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My journey dates are from Mar 19th to Mar 21st.

ASSISTANT: Can you please share your connection limit?

USER: I need a direct flight.

ASSISTANT: May I know your name please?

USER: My name is Gary Thompson.

ASSISTANT: Is there any class preference?

USER: I need an economy class flight.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Gary Thompson, there are no flights available in your route.

USER: Oh! That's ok. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.