You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: My name is Jacob Martin. I have a business meeting in Las Vegas, can you help me for booking a flight ticket from PHL to LAS?

ASSISTANT: Sure, I am gleeful to assist you.

USER: Thank you.

ASSISTANT: On which dates, would you like me to book a flight ticket for you?

USER: My travelling dates are May 14 and May 16.

ASSISTANT: Is there any connection limit for you?

USER: I need a single connecting flight.

ASSISTANT: Do you have any class preference?

USER: Any class is fine for me.

ASSISTANT: Is there any other essentials to meet?

USER: My return time is afternoon.

ASSISTANT: Thanks for your details, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, no flights were found based on your schedule.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for visiting us.