You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: This is Emily Martinez, can you help me to book a flight ticket from DEN to SFO?

ASSISTANT: Sure, I am here to help you. When you are willing to travel?

USER: Thank you. I am travelling from Oct 24 to Oct 26.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a lay by in between my journey. I can afford 500.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1005 in Southwest airline with fare of 100. Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.