You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I have a client meeting to attend at Washington. Can you help me in booking a ticket?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My planned journey dates are 01/16 and 01/18.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: The source and destination airport codes are SEA and IAD respectively.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: Make sure the price is below 500 and it has 1 connection.

ASSISTANT: May I know your name?

USER: My name is Lisa Lewis.

ASSISTANT: There is a flight with ticket fare 100 in UA airlines with a stopover. Is it ok for you?

USER: Yes, please book the ticket.

ASSISTANT: Your booking is confirmed with flight number 1010.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us, have a nice day.