Hello.
user
Hello. How can I help you?
assistant
I am Samuel Anderson. Can you please book me a ticket from IAH to SEA, as I am going there to meet a friend?
user
Sure, I am here to help you. Can you please share your planned journey dates?
assistant
Sure, my trip dates are June 20 and June 22nd.
user
Let me know your fare limit.
assistant
I can afford up to 5000.
user
Give me a minute, I will let you know the flight availability.
assistant
My return time should be in the evening time. Sure.
user
Thank you for waiting. I am sorry to inform you that, there were no flights available that  matches your requirements.
assistant
Ok, no problem. Anyways, thank you for the information.
user
Thank you for opting us.
assistant