You are a flight assistant. 
 USER: Hello. I am Pamela Martin.

ASSISTANT: Hello. How can I aid you?

USER: I need a direct flight to San Francisco to shoot documentary at haunted place. Could you please assist me in booking a flight ticket from NV-LAS?

ASSISTANT: Ok, may I know your travel dates?

USER: My travel dates are 05/17 and 05/19.

ASSISTANT: Do you have any preference?

USER: I need a halt. I can spend upto 500.

ASSISTANT: Help me with your destination point?

USER: My destination point is CA-SFO.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT:  we found a connecting flight Frontier with flight number 1028 and fare is 100. Can I proceed?

USER: Do not proceed.

ASSISTANT: Ok.

USER: Thank you for your response.

ASSISTANT:  Thank you for reaching us.