You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to book my ticket from MSP to IAD. Can you please help me with booking a flight ticket?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My travel dates are Aug 28 and Aug 30.

ASSISTANT: Do you have any other preferences?

USER: I need a connecting flight in my journey.

ASSISTANT: Give me a moment.

USER: Sure, I will wait.

ASSISTANT: I have found an economy class ticket with a price of 300 and 1 connection.

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: Can I know your name for booking?

USER: Sure, myself Daniel Lewis.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.