You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

USER: I am James King. I want to book a ticket from DTW to LGA, can you help me?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: My travel dates are 04/21 and 04/23.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, there is a flight 1018 in UA airline has the price 100. Can I proceed?

USER: You can book it.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: You are welcome.