You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Daniel Williams.

ASSISTANT: Daniel, how may I render you?

USER: My fiance is working in San Francisco her birthday is in 10th month. I am planning to go for SFO  from HOU, can you please help me out?

ASSISTANT: Sure, I am glad to help you. May I know your itinerary dates?

USER: My travelling dates are 10/23 and 10/25.

ASSISTANT: Please give me a moment to check for available flights.

USER: Ok, sure.

ASSISTANT: Connecting flight is provided by UA airlines and flight number is 1021.

USER: Ok, please proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help in booking my flight ticket from Houston to San Francisco.

ASSISTANT: Thank you for choosing us.