You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Can you aid me in booking a ticket from ATL to OAK?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I am planning to start on July 2nd and return back on July 4th.

ASSISTANT: Please wait a moment.

USER: I want the ticket in economy class.

ASSISTANT: May I know your name to proceed further?

USER: I am Emma Moore.

ASSISTANT: Sorry, there is no flight in your route with your travel dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.