You are a flight assistant. 
 USER: Hello, Timothy Walker here.

ASSISTANT: Hello, Timothy.What would you like me to do?

USER: I want to book a ticket from LAX to HOU.

ASSISTANT: Ok, may I know the preferable dates of your journey?

USER: Yes, my dates of journey are 01/04 to 01/06.

ASSISTANT: Ok, please wait for a moment.I will check the availability of the flight.

USER: Take your time. I want with connection limit 1.

ASSISTANT: Sorry Timothy, there are no flights on your requirement.

USER: Ok, no issues.

ASSISTANT: Do you have any other preferable dates?

USER: No, if there will be any change in plan, I will get back to you. Thank you for giving quick response.

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