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

ASSISTANT: Hello, how can I serve you?

USER: I want to attend an interview on 07/07, Could you please help  me in booking my flight ticket?

ASSISTANT: Sure, Kathleen Allen, we are here to help you. Can you please provide your journey details?

USER: My origin is DC-IAD and destination is NY-EWR.

ASSISTANT: To proceed further, we need your journey dates.

USER: My depart day is 07/06 and return day is  07/08.

ASSISTANT: OK, Thanks for providing your information. Please standby, I will check the availability and revert you.

USER: Sure,.

ASSISTANT: Thanks for your patience. Sorry for your inconvenience, no flights were found based on your details.

USER: Its OK, thanks for the information.

ASSISTANT: Thanks for reaching us.