You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: Myself Kenneth Allen. I am looking for a flight from EWR to PHX, can you help me in booking?

ASSISTANT: Sure, May I know the journey dates?

USER: Sure, my planned travel dates are Mar 20 and Mar 22.

ASSISTANT: Do you have any class preference?

USER: No, I am not looking for any class preferences.

ASSISTANT: Do you have any connection limit?

USER: Yes, please look for a connecting flight.

ASSISTANT: Do you have any preference in return time?

USER: I would like to return my journey for the morning flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait for the response.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for availing us.