You are a flight assistant. 
 USER: Hello. I am Laura Moore.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to travel from BOS to DEN. Can you please help me to book a ticket?

ASSISTANT: May I know your planned dates?

USER: I want to start on Nov 24 and return on Nov 26.

ASSISTANT: Ok, do you require any stopover in between your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any class specification?

USER: No.

ASSISTANT: Do you have any other specification?

USER: I would like to prefer normal cost airlines. I want to return in the afternoon.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no flights found with your requirements.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.