You are a flight assistant. 
 USER: Hello. I am Brenda Rodriguez.

ASSISTANT: Hello, how may I help you today?

USER: Can you please reserve me a flight ticket from LAS to LGA to attend a film festival?

ASSISTANT: Sure, please share your travel dates.

USER: I am planning to depart on Nov 02 and return on Nov 04.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any other requirements to be met?

USER: My depart time should be afternoon.

ASSISTANT: Do you need a lay by in between the journey?

USER: Yes, I prefer to travel with flight having single connection.

ASSISTANT: Thank you for providing your details, please wait.

USER: Sure.

ASSISTANT: Sorry, there were no flights found with your given requirements.

USER: OK, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us.