Hi.
user
Hello, how may I help you?
assistant
I want to book a ticket from MSP to IAD. Could you book a ticket?
user
Sure, can you please specify me your dates of travel?
assistant
Departure is May, 11 and return date is May, 13.
user
Do you like to go with a economy class or business class?
assistant
I would like to prefer business class.
user
Do you have any particular time for departing and returning?
assistant
I would like to depart in the afternoon.
user
May I know your name?
assistant
My name is Matthew Gonzalez.
user
I am sorry to inform you that there are no flights available as per your needs.
assistant
Thank you.
user
Welcome Matthew Gonzalez.
assistant