You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in reserving the ticket from SFO to SEA?

ASSISTANT: Please provide your travelling dates?

USER: I would like to travel on Aug 20 and again I will return back on Aug 22.

ASSISTANT: Is there any airline preference?

USER: I am comfort to travel in any airlines,.

ASSISTANT: Do you have any preferences?

USER: I am comfort to travel in single connection flight.

ASSISTANT: May I know your name?

USER: Myself Richard Perez.

ASSISTANT: Found ticket with Delta airlines for price 300 having flight number 1026. Shall I book a ticket?

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

ASSISTANT: Your ticket is booked.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you.