You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Patricia Jones here, I want to reserve my ticket from BOS to ATL, can you please help me?

ASSISTANT: May I know your travelling dates please?

USER: Sure, my dates of trip is from 04/25 to 04/27. I want a direct flight.

ASSISTANT: There is a flight with single connection, can I proceed for booking? I am sorry no flights found on your route.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you.