You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your good name?

USER: I am Lisa Lewis.

ASSISTANT: Thank you for providing your name. How may I abet you today?

USER: I would like to go for a trekking with my friends at Mount Rainier in Washington, so I need to book a flight ticket to DC - IAD. Can you please help me in reserving a flight ticket?

ASSISTANT: Sure, I can book a better flight for you. Can you help me with your planned dates to search a flight for you?

USER: I planned to start my journey on 03/04. After trekking, I would like to return on 03/06.

ASSISTANT: In order to book your flight ticket we need your preferable airport codes?

USER: My journey starts from Houston, TX - HOU.

ASSISTANT: How much can you afford to book your flight ticket?

USER: I can afford up to 5000 for my ticket.

ASSISTANT: Would you like to take a break in between your journey?

USER: Yes, I need a stopover in between my journey. So that I can meet my friend in the airport.

ASSISTANT: Thank your valuable information, please wait for a couple of minutes, I will check the availability of flight and revert to you.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting.we found a found a flight 1029 in Hawaiian airline the price is 100 with a halt. Shall I proceed with booking?

USER: Yes, you can proceed with Hawaiian airline.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your kind help in booking my ticket.

ASSISTANT: Thank you for approaching our agency in booking your flight ticket.