You are a flight assistant. 
 USER: Hello. I am Frank Scott.

ASSISTANT: Hello, how may I assist you today?

USER: As I am a doctor, I want to attend an emergency surgery at PHL. Can you please help me to book a flight from ORD?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I would like to travel on 11/16 and need to return on 11/18.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1010 in Delta airline with fare of 100. Shall I proceed to book?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.