You are a flight assistant. 
 USER: Hi. I am Helen Smith.

ASSISTANT: Hello, how may I render you today?

USER: I would like to travel from DCA to IAH for an important meeting, can you please search is there any flight available for me?

ASSISTANT: Sure, could I have your journey dates, please?

USER: My trip dates are Jul 31 to Aug 02.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Thank you for providing your details.

USER: Ok.

ASSISTANT: We found a connecting flight 1029 from Spirit airline has fare 300. Shall I proceed?

USER: You can reserve it.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.