You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to reserve a business class flight ticket from Las Vegas?

ASSISTANT: Sure, I will help you.

USER: Thank you for your response.

ASSISTANT: Can you please share your planned journey dates?

USER: My planned journey dates are March 4th and 6th.

ASSISTANT: Let me know your landing airport code.

USER: The landing airfield codes is PHL.

ASSISTANT: Do you have any specifications?

USER: I am looking for a single connecting flight.

ASSISTANT: Thank you for sharing the details.

USER: Welcome.

ASSISTANT: There were no flights available that matches your requirements. Can I have your name for documentation purpose?

USER: Oh! It is sad to hear from your agency. Thank you for your time. My name is Emma Wilson.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.