You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am planning to visit cable car museum in San Francisco, SFO. Can you help me to book a flight from ORD?

ASSISTANT: Surely, I will help you out.

USER: Thank you.

ASSISTANT: May I know your planned dates?

USER: My planned journey dates are July 13 and 15.

ASSISTANT: Do you prefer a connecting flight or a direct flight?

USER: I prefer a flag stop in my journey.

ASSISTANT: Can I have your name please?

USER: Charles Hall here.

ASSISTANT: Is there any other concerns to meet?

USER: No.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a 1025 connecting flight with a fare of 100 found in Spirit Airlines. Shall I proceed in economy class?

USER: Please make my reservation confirm.

ASSISTANT: Ok, I have confirmed your ticket successfully.

USER: Thanks for your kind service.

ASSISTANT: Thank you for choosing us.