You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am planning to visit Disneyland at Los Angeles, could you please help me with booking a flight ticket from IAD to LAX?

ASSISTANT: Sure, can you please share your preferable journey dates?

USER: I would like to depart on July 25th and return on July 27th.

ASSISTANT: May I now your name please?

USER: I am Cynthia Brown.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.