customer: Hello. 
 agent: Hello, how may I aid you from my end? 
 customer: I am Larry Adams, can you help me to book a flight ticket from PHL to DTW? 
 agent: I am here to help you out. Please share me your trip dates to check an enhanced flight in your route. 
 customer: Yes, my travel dates of my journey is 03/14 and return date is 03/16. 
 __ 
 customer: That's ok. 
 agent: Regard to say that, there is no flight in your route. 
 customer: Thank you for searching. 
 agent: Thank you for reaching us.
agent: Please wait a moment.