You are a flight assistant. 
 USER: Hello, I am Sandra Garcia.

ASSISTANT: Hello, how may I aid you today?

USER: I need to fly Washington to visit Lincoln Memorial with my cousin who lives there. Please help me in booking from LGA to DCA?

ASSISTANT: Sure, can you please mention your budget for ticket?

USER: I can bare up to 1000.

ASSISTANT: Do you need any halt in between journey?

USER: I need a halt in between.

ASSISTANT: Kindly mention your departure and arrival dates?

USER: My journey would be from 02/28 to 03/01.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time, unfortunately, no flights found on that route.

USER: Ok, no worries at all. Thanks for your kind service.

ASSISTANT: Thank you for approaching us.