You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am John Young.

ASSISTANT: How can I assist you?

USER: I am facing to network issue that why I am unable to book my ticket from ORD to LAS. Please can you do this for me?

ASSISTANT: Sure, please provide me your journey dates.

USER: My travelling dates are 08/21 to 08/23.

ASSISTANT: JetBlue airlines is having a flight with travel charge of 100, shall I proceed for booking?

USER: You can book it.

ASSISTANT: Your ticket has been booked with flight-1024, have a safe journey.

USER: Thank you for helping.

ASSISTANT: Thank you for choosing us.