You are a flight assistant. 
 USER: Hello. I am Angela King.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a ticket to Chicago, IL - ORD to meet my brother. Can you please book a ticket from Philadelphia, PA - PHL?

ASSISTANT: Sure, please let me know if you need a whistle stop in between.

USER: I need a lay by.

ASSISTANT: May I know when are you planning to make your journey possible?

USER: I a have planned to travel on 02/11 and 02/13.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: There is a flight matching your particulars. Spirit airline with flight number 1007 and the cost of ticket is 100.

USER: Please book this.

ASSISTANT: Your booking is confirmed successfully.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us.