You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I make you happy today?

USER: I am Debra Allen. I want to book a flight ticket with the price limit of 1000. Could you help me in flight booking?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My departure on 07/01 and my return on 07/03.

ASSISTANT: May I know your journey codes and connection limit?

USER: My source from TX - HOU and my destination to NV - LAS. I need a single connection, to attend my Granny's funeral.

ASSISTANT: We have direct flight from UA airline. Shall I proceed?

USER: Don't proceed to booking.

ASSISTANT: Ok. Thank you for opting us.

USER: Thanks for your service.