You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I oblige you today?

USER: I am Jeffrey Mitchell. I am planning to attend my nephew birthday in Washington, DC - IAD, so please help me in booking a flight ticket from TX - DFW.

ASSISTANT: Sure, I am mirthful to help you. Do you prefer any lay by in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Can you please help me with your travelling dates.

USER: I want to fly on 04/11 and return on 04/13.

ASSISTANT: There is flight found in UA airline having one connection with fare 100.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked with 1011 flight.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.