You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Elizabeth Johnson. Can you help me in booking a flight ticket from DC - IAD to MI - DTW?

ASSISTANT: Sure, I am mirthful to help you. Do you need a connecting flight?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Can I have your travelling dates please?

USER: I want to fly on 10/09 and return on 10/11.

ASSISTANT: Please, wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available in Frontier airline, flight number 1005 having fare 200 and a lay by. Can I proceed to book?

USER: You can proceed to booking.

ASSISTANT: Your reservation has been processed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.