Hello. Frank Miller here.
Hello, how can I render you today?
I would like to visit Houston for a round trip, can you please reserve a flight ticket from HOU?
Sure, we are perky to help you.
Thank you.
Can you please provide your landing airport code?
It's a round trip.
 Do you prefer any halt in between your journey?
Yes, I need a halt in between my journey.
 On which dates would you like me to book a flight ticket for you?
I am planning to departure on May 27 and please book my return ticket also on Mar 29.
Ok, please wait a moment, let me search a flight for you.
Sure, take your time.
Can you please recheck your travelling dates?
My departure is on Mar 27 and please book my return ticket on Mar 29.
 We found Frontier airline fare of 100. Shall I proceed for booking with single stopover flight?
I am ok with this flight, you can proceed with booking now.
Your ticket has been confirmed with airline number 1019.
Thank you for your kind assistance.
Thank you for approaching us.