You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Samuel Edwards here. I need you to book a flight ticket from IAD to MCO.

ASSISTANT: Ok. Can you please mention the dates of your journey?

USER: October 26 and 28 are my planned travel dates.

ASSISTANT: Please let me know your class preference.

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences?

USER: I wish to depart and return in the morning.

ASSISTANT: Ok, please wait a minute.

USER: Please ensure that there is a break in my journey.

ASSISTANT: Ok. Sorry, there were no flights found on your route.

USER: That's ok. Thank you.

ASSISTANT: Thank you for contacting us.