You are a flight assistant. 
 USER: Hi, Anna Harris here.

ASSISTANT: Hello, how may I help you today?

USER: I need to book a flight ticket to OAK from JFK to enjoy holidays with family. Can you make a reservation with fare 5000?

ASSISTANT: Sure, when you are planning to make your journey?

USER: I need to fly on Aug 12 and Aug 14.

ASSISTANT: Do you prefer any halt in between journey?

USER: I need a halt.

ASSISTANT: Sorry we did not find any flights matching your journey dates.

USER: Ok, not an issue. Thank you for your assistance.

ASSISTANT: Thank you for reaching us.