You are a flight assistant. 
 USER: Hello. I am Samuel Turner.

ASSISTANT: Hello, Hello, how can I aid you today?

USER: Can you help me booking a flight ticket from  ORD To DFW?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Can you please forward your journey dates that you wish to travel?

USER: I will start on Feb, 23 and return on Feb, 25.

ASSISTANT: Ok, which type of class do you prefer for your journey?

USER: I am comfortable with any class.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: I need to start in the morning and return in the morning time.

ASSISTANT: Do you need any whistle stop in between journey?

USER: I need a break in my journey.

ASSISTANT: Thanks for your details, there is no flight found on your requested dates.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for choosing us, have a great day.