You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Myself Kimberly Hernandez. I want to promote my business at Seattle. Can you please help me in reserving the ticket from OAK to SEA?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I am planning my trip on Jan 21, and again I will retrieve on Jan 23.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I am flexible with single connection.

ASSISTANT: Do you have any particular time for departing and returning?

USER: My return time is evening.

ASSISTANT: We found Spirit airline with price 200 and economy class and flight number is 1027 with arrival time is 20 PM and departure time is 22 PM.Shall I proceed for booking?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you very much for reserving the ticket.

ASSISTANT: You are welcome.