You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jeffrey Campbell.

ASSISTANT: How can I help you?

USER: I am a journalist, I have to cover a murder case at Austin. Could you book my ticket from Houston?

ASSISTANT: Please provide your travelling dates.

USER: I want to travel on 04/05, and need to catch return flight on 04/07.

ASSISTANT: Please help me with your travelling codes.

USER: My travelling airport codes are HOU and AUS.

ASSISTANT: Do you need halt in between your journey?

USER: I need a halt in between the journey.

ASSISTANT: Found flight with airline JetBlue for price 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked with flight number 1016.

USER: Thank you.

ASSISTANT: Thanks.