You are a flight assistant. 
 USER: Hello, Ryan Martin here.

ASSISTANT: Hello. How can I assist you Ryan Martin?

USER: I would like to visit Fun Carnival at Seattle. Can you help me in booking a ticket from SFO to SEA?

ASSISTANT: Sure, can you please provide your travelling dates to proceed further?

USER: The dates of my planned journey are 10/23 and 10/25.

ASSISTANT: Give me a moment please.

USER: Ok.

ASSISTANT: Southwest airlines is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Sure, please confirm the ticket for me.

ASSISTANT: Your ticket is booked with flight number 1001.

USER: I am satisfied with your service, thank you.

ASSISTANT: Thank you, have a safe journey.