You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from LGA to BOS, can you help me out?

ASSISTANT: Sure, when are you planning to travel?

USER: My trip dates are from  Jun 12 till Jun 14th.

ASSISTANT: May I know your name please?

USER: Myself Jerry Lewis.

ASSISTANT: Do you have any preferences?

USER: I am looking for a non stop flight.

ASSISTANT: Sorry, no flights were available at this moment.

USER: That's ok, not an issue. Thank you for your help.

ASSISTANT: Thank you for reaching us.