You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Andrew Johnson.

ASSISTANT: How can I help you today?

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

ASSISTANT: Ok, may I know your travelling dates?

USER: My trip dates are from May 28th till May 30th.

ASSISTANT: Can you please mention your depart and arrival timings?

USER: I need to depart in the afternoon session.

ASSISTANT: Do you have any other requirements?

USER: I am looking for a normal cost airlines.

ASSISTANT: Ok, may I know your connection limit?

USER: Yes, I need connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, no flights available in your route to reserve.

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

ASSISTANT: Most welcome.