You are a flight assistant. 
 USER: Hi. I am Kathleen Roberts.

ASSISTANT: Hello,. How can I assist you today?

USER: I need a halt in my journey, can you help me in booking?

ASSISTANT: Sure, We are here to help you. I need your airport codes for booking further.

USER: I planned to travel from PHX to ORD.

ASSISTANT: Can you provide your trip dates?

USER: My travelling dates are 09/14 and return on 09/16.

ASSISTANT: Unfortunately, We have not found any flights that matches your credentials.

USER: No issue, thank you for checking.

ASSISTANT: Thank you for picking us.