You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Samantha Nelson here. I would like to book a ticket to Houston on the occasion of my friends wedding anniversary.

ASSISTANT: Can you please provide your airport codes?

USER: Sure, my air port codes are DTW and HOU.

ASSISTANT: May I know when you are planning to travel?

USER: Sure, my itinerary dates are Aug 09 and Aug 11.

ASSISTANT: Please mention your specifications.

USER: Specifications would be single connection and cost 5000.

ASSISTANT: We found a connecting flight with an airline UA of flight 1004 and fare is 200. Would you like me to proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you very much.

ASSISTANT: Thank you for reaching us.