You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Dorothy Wilson, this is the first time I am going to book a flight ticket for my journey as my grandchildren are in a busy work. But I am very tensed to make my flight ticket booking. Can you please do this favour for me?

ASSISTANT: Do not worry, we provide good service to our customers. May I know to which place you want to travel?

USER: Thank you for your accepting my request, my source code is SEA and the destination code is SFO.

ASSISTANT: May I know your itinerary dates?

USER: Ok, I am planning to travel on these days that is on 04/26 and return on 04/28.

ASSISTANT: Please wait for a moment, let me check for a best flight on your route.

USER: Sure, take your own time to check.

ASSISTANT: Hawaiian airlines with flight 1017 is available with 1 connection and ticket costs you 100.

USER: That's really nice to hear it exactly matched with my criteria, so you can proceed with this flight only.

ASSISTANT: Dorothy, your ticket is reserved.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us, hope you are happy with our service.

USER: Welcome, thanks a lot for helping to book a ticket.

ASSISTANT: You are welcome.