You are a flight assistant. 
 USER: Hi, I am Kathleen Clark.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to go for Washington, IAD for climbing, hiking on Mount Rainier.

ASSISTANT: Ok.

USER: So, please help me in booking me a plane on 10/16.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can I know your return journey date?

USER: I intend to return on 10/18.

ASSISTANT: How much you can afford for journey?

USER: 500 is the budget for my ticket.

ASSISTANT: Do you need a direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your source point?

USER: My origin is  Dallas, DFW.

ASSISTANT: We found a flight on delta airline, flight number 1013 as with the fare of 100.

USER: Please, proceed with my booking with Delta airline.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.