You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to visit Angel Island with my friends. Can you do the reservation?

ASSISTANT: Sure, will you please share your journey details?

USER: I need a flight with single connection only. My airport codes are BOS-OAK. Price limit should be 500.

ASSISTANT: Could you please share your travel dates?

USER: Dates are 05/29 and 05/31.

ASSISTANT: May I know your name to proceed further?

USER: Anna Lee.

ASSISTANT: Ok. No lights are found on particular dates.

USER: No issue. Thank you for the service.

ASSISTANT: Thanks for approaching us.