You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Amy Lewis.

ASSISTANT: Amy, how can I aid you?

USER:  I am a journalist, I have a training session in CNN news center, can you please help me to book a ticket from DTW to IAH?

ASSISTANT: Sure, please provide your trip dates.

USER: Sure, my itinerary dates are 04/10 and 04/12.

ASSISTANT: Please hold on for a while.

USER: Sure, carry on.

ASSISTANT: Sorry, no flight is available on your route.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for opting us.