You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I help you for the day?

USER: I need a direct flight  ticket to atted an emergency case at CA-LAX and its a round trip.Can you help me with this booking?

ASSISTANT: Sure, on what dates you preferred to travel?

USER: 02/14 and 02/16 are my travelling dates.

ASSISTANT: How much you can afford for your journey?

USER: 1000 is my fare.

ASSISTANT: Ok, may I know your name please?

USER: I am David Gonzalez.

ASSISTANT: Sorry for the inconvenience, there were no flights found with your given information.

USER: No issue. Thank you for the information.

ASSISTANT: Thanks for connecting with us.