You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Elizabeth Williams here. Please help me out in booking the ticket from IAD to DTW.

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates to book a flight ticket?

USER: My trip dates will be Dec 22 to Dec 24.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a halt in between the journey.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Ok.

ASSISTANT: We found Delta airline with connecting flight and number 1001 fare of 100, Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for approaching us.