You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Jessica Gonzalez here. Can you please help me in booking a flight ticket from DFW to IAD?

ASSISTANT: Sure, when do you want to travel?

USER: I would like to travel on these dates Nov 07 to Nov 09.

ASSISTANT: Ok, Do you prefer direct flight or connected flight?

USER: I need a connecting flight.

ASSISTANT: Ok, please let me know your class preference.

USER: I am comfortable with any class.

ASSISTANT: Ok, please mention your depart and return timings.

USER: I would like to return in the evening.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given details.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for choosing us.