You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Sandra Miller.

ASSISTANT: Sandra, how can I help you?

USER: I want visit my friends, so I have to go to Las Vegas. Can you book a ticket for me? My journey details are from OAK to LAS. My travelling dates are from 03/08 to 03/10.

ASSISTANT: Let me check, please wait for a moment.

USER: Make sure that my price limit must be 1000 and connection limit must be 1.

ASSISTANT: Flight number 1004 of Delta airlines is matching with your details.

USER: Yes, proceed booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.