You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I want to travel from LAX to LGA for my project meeting, can you please help me to book my flight ticket?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates. May I know your name?

USER: Sure, I will depart on May 16th and I have to return back on May 18th. My name is Raymond Robinson.

ASSISTANT: Thank you for providing travel dates. Ok, do you any requirement?

USER: I prefer for a normal-cost airlines.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Sorry Raymond, there is no flight in your route as per your requirement.

USER: No problem. Anyway, thank you for checking.

ASSISTANT: Thank you for reaching us.