You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I have planned to go for a trip with my friends at Washington, will you please help me in booking at IAD?

ASSISTANT: Sure, we are gleeful to help you.

USER: Thank you.

ASSISTANT: Can you share me depart and arrival time?

USER: I don't have any preference in that.

ASSISTANT: Do you prefer any way station in your journey?

USER: Yes, I prefer it.

ASSISTANT: May I know your itinerary dates?

USER: My planned dates are on Mar 18th to 20th.

ASSISTANT: Can you help me with your boarding point?

USER: My boarding airport code is AUS.

ASSISTANT: There is a connecting flight with fare of 100 and 1014 flight number. Shall I reserve this for you?

USER: Ok, you can proceed.

ASSISTANT: To move forward, may I know your good name please?

USER: Sure, I am Brian White.

ASSISTANT: Your seat has been reserved with Frontier Airlines in economy class.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.