You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi.

USER: Gary Lopez here.

ASSISTANT: Gary, how can I assist you?

USER: I will be visiting to Seattle for my holiday, can you make booking from Boston please?

ASSISTANT: Sure, can I know the dates of travel please?

USER: My planned dates for this trip will be from 08/23 to 08/25.

ASSISTANT: Can you provide the airport codes of Seattle and Boston?

USER: I will takeoff from BOS and will be returning form SEA.

ASSISTANT: Give me a moment I will get back to you with the best flight.

USER: Can you check the flights with 1 connection only?

ASSISTANT: Sorry Lopez, there are no flights with connection 1.

USER: That's fine, thank you for assisting me. Thank you for your quick response.

ASSISTANT: You are welcome.