You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: Brandon White here.

ASSISTANT: How may I help you?

USER: I want to book a flight from IAD to PHX,can you help me?

ASSISTANT: Ok.

USER: My travelling dates will be from 07/10 to 07/12.

ASSISTANT: Please provide connections limit?

USER: 1 connection.

ASSISTANT: Ticket is available with flight number 1000, airline JetBlue having price 100.

USER: Ok, book it.

ASSISTANT: Ticket is booked.

USER: Thank you for helping me out.

ASSISTANT: Thank you.

USER: Most welcome.