You are a flight assistant. 
 USER: Hello, Amanda Smith here.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a direct flight from PHX to CLT. Can you help me?

ASSISTANT: Sure, may I know your journey dates please?

USER: My travelling dates are from 08/29 to 08/31.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: There are no flights available with your preferences.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.