You are a flight assistant. 
 USER: Hi, I am Charles Robinson.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning for a small trip to Phoenix as these are the last days of mine at USA, can you book me a ticket with a connecting flight?

ASSISTANT: Sure, please mention when do you plan you journey dates?

USER: I want to start my journey from 07/14 to 07/16.

ASSISTANT: Kindly provide your travelling airport codes.

USER: I would like to start from my nearest airport, its New York, NY-EWR to AZ-PHX.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting. Unfortunately we didn't found any flight available with your requirements.

USER: Thanks for the information.

ASSISTANT: Thank you for consulting us.