You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: I am Elizabeth White, want to travel from MSP to IAD. Please help me in booking my ticket.

ASSISTANT: Sure, I will help you with that flight ticket. May I know your planned travel dates?

USER: Sure, my planned travelling dates are from 08/28 to 08/30.

ASSISTANT: Please hold on a moment.

USER: Sure, take your time.

ASSISTANT: Thank 's for waiting, there is a connecting flight found in Spirit airline with a fare of 100. Would you like to book this ticket?

USER: Please book this ticket for me.

ASSISTANT: Elizabeth White, your booking is done with the flight number 1018.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us, have a safe journey.