You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Can you aid me to book my ticket from ORD to IAD?

ASSISTANT: On what dates would you like to travel?

USER: My travel dates are Aug 19 and Aug 21 respectively.

ASSISTANT: Do you need a break in between the journey?

USER: I prefer for single connecting flight.

ASSISTANT: Do you prefer business or economy class?

USER: No class preferences for me.

ASSISTANT: Can you please share your good name please?

USER: Sharon Williams here.

ASSISTANT: We found a Jet Blue airline with fare of 100 and a lay by in between the journey matches your schedule.

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1029.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.