You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Emma Anderson.

ASSISTANT: Emma, how can I assist you today?

USER: I am looking for a 0 connection flight from Phoenix. Can you help me in booking a ticket?

ASSISTANT: I am here to help you, can you please provide me your source and destination airport codes?

USER: The airport codes are PHX and CLT respectively.

ASSISTANT: Ok, please let me know your trip dates.

USER: My preferred journey dates are 07/13 and 07/15.

ASSISTANT: Emma, there are no flights available on your preferred dates.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for contacting us and have a nice day.