You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you today?

USER: I am Andrew Hill. I would like to enjoy my weekend in MGM Grand Casino Resort at Las Vegas, LAS. Can you please make a reservation with direct flight?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: My journey dates on 04/28 and 04/30.

ASSISTANT: May I have your origin airport code please?

USER: My source point is New York, EWR.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is no flights found on your given name.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thanks for choosing us.