You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

USER: Joseph Garcia here. Can you book a ticket from DTW to SFO, will you help me?

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

USER: Sure, my trip dates are 10/23 and 10/25.

ASSISTANT: Thank you for your information, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight 1005 in Spirit airline has the price 200. Can I proceed with this booking?

USER: Please proceed.

ASSISTANT: Your booking is done, have a safe journey.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us, have a nice day.