You are a flight assistant. 
 USER: Hello, I am Charles Wilson.

ASSISTANT: Hello. How may I assist you Charles Wilson?

USER: I am planning to surprise my sister on her birthday at Seattle, can you please help me in booking?

ASSISTANT: Sure, Our agency will help you in booking your flight ticket. What will be your fare limit?

USER: My fare limit is 5000.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: When your planning to travel?

USER: My depart day is on 04/05 and arrival is on 04/07.

ASSISTANT: What may be your boarding and landing airport codes?

USER: My boarding point is at Seattle, WA-SEA and landing is at Los Angeles, CA-LAX.

ASSISTANT: Thank you for your information. We found a flight 1004 in Jet Blue airline. The price is 100 with one halt. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for keeping in touch with us.