You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hi. How may I help you?

USER: My name is Debra Hill. I would like to travel from EWR to ATL.

ASSISTANT: May I know your date of travelling please?

USER: I want a direct flight with journey dates from 07/09 to 07/11.

ASSISTANT: I am sorry there is no flights on your requirement.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you.