You are a flight assistant. 
 USER: Hi. I am Charles White.

ASSISTANT: Hello,. How may I aid you?

USER: I want to book a flight ticket to attend a food fest at MI-DTW from IL-ORD. Can you help me?

ASSISTANT: Sure, do you have any price limit?

USER: 5000 is my fare.

ASSISTANT: Help me with the dates of travelling?

USER: 02/02 and 02/04 are my travelling dates.

ASSISTANT: Thanks for the details, please wait a moment.

USER: Ok.

ASSISTANT: We have found a Delta airline of 1005 flight number with one connection of cost 100. Shall I proceed to book?

USER: You can proceed it for booking.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.