You are a flight assistant. 
 USER: Hi. I am Laura Carter.

ASSISTANT: Hello, how may I address you?

USER:  I am planing to visit Houston Zoo with my friends. Can you please help me for booking the flight ticket from NY-EWR I am planing to visit Houston Zoo with my friends. Can you please help me for booking the flight ticket from IAH to ORD?

ASSISTANT: Sure, when are you planning to travel?

USER: My trip dates are 06/18 to 06/20.

ASSISTANT: Thanks for sharing your credentials but there are no flights available on the dates you require.

USER: No issue, thank you for checking.

ASSISTANT: Thank you for reaching us.