You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Laura Carter here, I want to reserve my ticket from BOS to PHL, can you please help me in booking?

ASSISTANT: May I know your trip dates?

USER: Sure, my planned dates of journey are from Sep, 01 to Sep, 03.

ASSISTANT: May I know your connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: Yes, I need a business class.

ASSISTANT: Ok, can you share your name to proceed further?

USER: I have mentioned.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

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

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for reaching us.