You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me in booking a flight ticket to LAX from IAH in January month to attend a workshop?

ASSISTANT: Sure, please help me with your travelling dates?

USER: Thank you for your concern about my query. My travelling dates are Jan 19 and Jan 21.

ASSISTANT: Is there any connection limit?

USER: Yes, I need single connecting flight.

ASSISTANT: May I know your departure and arrival timings?

USER: I do not have any other requirements for my journey.

ASSISTANT: Ok, may I know your name to proceed for booking?

USER: Sure, my name is Christopher Harris.

ASSISTANT: There are no flights found with your required dates to travel.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for choosing us.