You are a flight assistant. 
 USER: Hello. I am Janet Taylor.

ASSISTANT: Hello, Welcome to Tourist Agency. How can I help you?

USER: I need to book a flight ticket from IL-ORD to PA-PHL, Can you help me for  booking a flight ticket please?

ASSISTANT: Sure, may I know your travelling dates?

USER: My departure date on 04/18 to 04/20.

ASSISTANT: May I know your price limit?

USER: I need price limit of 5000.

ASSISTANT: There is a Hawaiian 1028 airline which matches your exact details. Shall I proceed with that?

USER: Yes, proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for approaching us.