You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I want to fly from EWR to LGA for my business meeting. Can you please help me in booking my flight ticket which returns in the evening?

ASSISTANT: Sure, can you please share your planned trip dates?

USER: My planned trip dates are May 08-10.

ASSISTANT: Do you have any connection limit?

USER: I want to travel in a connecting flight.

ASSISTANT: Ok, any other requirements to be met?

USER: I would like to fly in top rated airlines which can be of normal cost.

ASSISTANT: May I know your name please?

USER: My name is Shirley Mitchell.

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

USER: Ok, no worries. Thank you for your help.

ASSISTANT: Thank you for opting us.