You are a flight assistant. 
 USER: Hello.

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

USER: Could you please book me a flight ticket from OED to DFW?

ASSISTANT: On which dates would you like to travel?

USER: I will start on Sept 27th and return on Sept 29th.

ASSISTANT: Do you need a lay by in between the journey?

USER: Yes, I need 1 lay by.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Anthony Scott.

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

USER: Fine, please proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.