Hi.
user
Hello. How may I help you?
assistant
I am Eric Rodriguez, can you help me booking flight on 04/26?
user
May I know your airport codes?
assistant
My airport codes are DCA to HOU.
user
Do you need a return ticket?
assistant
Yes I need, book on 04/28.
user
Sorry, there is no flight available on your requests.
assistant
Oh! It's ok, no problem than you for your services..
user
Thank you for reaching us, have a nice day.
assistant