You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Anthony Rodriguez.

ASSISTANT: How can I be your helping hand?

USER: I want to book a flight ticket from ATL to OAK, can you please help me to book a flight ticket with fare 1000?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 02/05 to 02/07.

ASSISTANT: Ok, wait for a while.

USER: Ok.

ASSISTANT: Sorry to inform you that, there were no flights found on your details.

USER: Ok, no worries at all. Thanks for your information.

ASSISTANT: Thanks for using our service.