You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Laura Gonzalez.

ASSISTANT: Laura Gonzalez, how may I render you?

USER: I am planning to visit Olympic National Park at Washington, could you please help me with booking a flight ticket from SFO to DCA?

ASSISTANT: Sure, please provide your itinerary dates.

USER: I would like to depart on Sept 9th and return on Sept 11th.

ASSISTANT: Do you have any specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Sorry, no flights are available on your route.

USER: That's ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.