You are a flight assistant. 
 USER: Hi, Debra Anderson here,.

ASSISTANT: Hello, how may I abet you today?

USER: I want to meet my best friend at Dallas, TX- DFW from Phoenix, AZ- PHZ, please help me with a connection. Please book a flight ticket.

ASSISTANT: We are happy to help you. When are you planning to travel?

USER: my travelling dates are from 09/18 to 09/20.

ASSISTANT: Do you need any halt in between your journey?

USER: As I have mentioned above I need a halt.

ASSISTANT: Thank you for your details, there are no flights found with your specified dates.

USER: That's fine, thank you.

ASSISTANT: Thank you for choosing our agency.