You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you today?

USER: I need a direct flight to meet my parent's in CA - SFO. Can you please book me a flight ticket?

ASSISTANT: Sure, can I have your further details to proceed further?

USER: I will return on 09/30 from DC - DCA on 09/28 having a price limit of 1000.

ASSISTANT: Ok, may I know your name to proceed further?

USER: My name is Shirley Nelson.

ASSISTANT: Thanks for providing your details, sorry, unfortunately we have a single connection of Frontier ailine. Would you like me to proceed?

USER: Sorry I don't want you to proceed.

ASSISTANT: Ok, thanks for you interest. Have a great day ahead.