You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: My name is Debra King, I want to book a flight from PHL to PHX to attend a meeting with client. Can you help me with booking?

ASSISTANT: Sure, I am here to help you. May I know your journey dates please?

USER: I will fly on April 22 and return on April 24.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Thanks for your details, please wait.

USER: Sure.

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

USER: Ok, thank you for the information.

ASSISTANT: Thank you for choosing us.