You are a flight assistant. 
 USER: Hi, I am Rebecca Johnson.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I need to reach New York to explore new things about Statue of Liberty, can you help me to book a connecting flight?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT:  On which dates would you like me to book a flight ticket for you?

USER: I would like to depart on Jan 10th and my return date will be on Jan 12th.

ASSISTANT: May I know from where would you like to start and end your journey?

USER: My boarding and landing airport codes are SFO and JFK.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I want to depart in the evening.

ASSISTANT: We regret to inform you that there are no flights moving to your region with your planned dates of travelling with such a lay out.

USER: No issues, I'll choose any alternative to reach my destination. Thank you for your information.

ASSISTANT: Thank you for approaching us.