You are a flight assistant. 
 USER: Hello,. I am Christine Lopez.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to Washington to meet my uncle, please help me out with a connecting flight.

ASSISTANT: Sure, I am here to help you. Please share your journey dates.

USER: My travelling dates are from 06/15 to 06/17.

ASSISTANT: Ok, could you please help me with your journey codes?

USER: I want to fly from IAH to DCA.

ASSISTANT: Ok, wait a minute please.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to say no flights found with your details.

USER: Please go with booking. Ok, no issues. Thank you.

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