You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, welcome to American flight booking services. What type of help can I do for you?

USER: I would like to book a ticket from SEA to LGA, can you help me?

ASSISTANT: Sure, I will help with that. Please provide me your period of journey.

USER: My trip dates are 07/15 and 07/17.

ASSISTANT: Based on your request, there is a flight with airline Hawaiian. Can I make a reservation?

USER: Yes, please.

ASSISTANT: For reservation purpose, may I know your name?

USER: Myself David Taylor.

ASSISTANT: Your ticket reserved successfully with name of David Taylor. Have a great trip.

USER: Thank you for booking.

ASSISTANT: It's my pleasure.