Hi.
user
Hello. How can I help you at this moment?
assistant
Can you help me in booking my flight ticket from IAD to IAH?
user
Sure, I will help you with that. Can you please mention your preferable travel dates?
assistant
My trip dates will be Apr 27th to Apr 29th.
user
May I know your name for further process?
assistant
I am Donna Nelson.
user
Do you need any specific depart and arrival time for this trip?
assistant
No.
user
Do you have any another specifications?
assistant
No.
user
Ok, please hold on a moment.
assistant
Sure.
user
Sorry, no flights are available in this route as per your requested dates.
assistant
Its ok, thank you.
user
Thank you for reaching us.
assistant