You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to book a flight ticket from ORD to SEA?

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates are Jul 25 and Jul 27 respectively.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I prefer for connecting flight.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Thomas Robinson here.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: No other specifications.

ASSISTANT: We found a connecting flight 1008 in Delta airlines at the price of 200 with economy class. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for approaching us.