You are a flight assistant. 
 USER: Hello. I would like to travel from HOU to LAX, can you find a flight in my route?

ASSISTANT: Hi there. Sure, I will do that. May I know what name should I put on the reservation?

USER: Myself Michelle Perez.

ASSISTANT: Ok. For what dates should I look the flight for?

USER: My preferred dates are from 03/10 till 03/12.

ASSISTANT: I will look for a flight accordingly. Meanwhile, do you have any other preferences that might help me narrow down best flight for you?

USER: I need 1 connection limit. Fare should be within 500.

ASSISTANT: Ok. Just give my system a moment to see for the flights.

USER: Ok.

ASSISTANT: Miss Perez. It seems, there are no flights flying between said airports on your preferred dates. Would you like me to check for a day before or after the departure and arrival dates maybe?

USER: That's ok, I didn't planned yet for other trip.

ASSISTANT: Okay. I hope you have a great day ahead. Thank you for choosing our service.

USER: Thank you for your service. Welcome.