You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you help me to book a ticket from DTW to IAD?

ASSISTANT: Sure, I am here to help you with that. Can I know your journey dates?

USER: Ok, please can you book a ticket for the dates Aug 14 and Aug 16?

ASSISTANT: Ok, may I know your name?

USER: Ok, please book a ticket on the name Margaret Lopez.

ASSISTANT: Ok, do you have any other requirements?

USER: Ok, please book a connecting flight for the class economy.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: The Delta airlines are providing a flight having a connection limit 1 and the ticket fare of 100. Can I proceed with the ticket booking?

USER: Ok, please book.

ASSISTANT: Your ticket is confirmed in an economy class and the flight number 1020.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.