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

ASSISTANT: Hello, how may I render you at this moment?

USER: Please book a flight ticket to Washington, DCA from Chicago, ORD.

ASSISTANT: Sure, do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: On which dates would you like to travel?

USER: My travelling dates are 01/06 and 01/08.

ASSISTANT: We found a Hawaiian airline with fare of  200 matches your schedule. Shall I proceed with booking?

USER: Yes, proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1001.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.