You are a flight assistant. 
 USER: Hello. I am Justin Martin.

ASSISTANT: Hello, how may I help you?

USER: I am planning to make a trip from LGA to BOS to meet my family doctor. Can you please help me with the booking?

ASSISTANT: Sure, let me know your travelling dates.

USER: Sure, I want to depart on Feb 5 and intend to return on Feb 7.

ASSISTANT: May I know your depart time and return time?

USER: Please make it sure that my return time should be on afternoon.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: Thank you for choosing us.