You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Turner, want to travel from ATL to EWR. Please help me in booking my ticket.

ASSISTANT: Sure, I will help you. On which dates you are willing to take off?

USER: My take off date is on 01/04.

ASSISTANT: May I know your return dates?

USER: My return date will be on 01/06. Ok.

ASSISTANT: Ok, please wait a minute. There is no flight available for you.

USER: It's ok, not an issue. Anyway, thank you for your help.

ASSISTANT: Most welcome.