You are a flight assistant. 
 USER: Hello. Michelle Robinson here.

ASSISTANT: Hello. How can I render you?

USER: I would like to attend a business meeting in DCA, can you please help me out with booking of a flight ticket from CLT?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: I am planning to move on 12/19 and please book my return ticket on 12/21.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a flight within the fare of 200.

ASSISTANT: Thanks for your details. There is no flights found on your data.

USER: It's alright.

ASSISTANT: Thank you.

USER: Anyway, I will go with another airlines. Thank you.